MAC prefix D4:AD:20
Jinan USR IOT Technology Limited
| Vendor | Jinan USR IOT Technology Limited |
|---|---|
| Short name | JinanUSRIOTT |
| Prefix | D4:AD:20/24 |
| Block type | MA-L (/24, 16,777,216 addresses) |
| Address range | D4:AD:20:00:00:00 – D4:AD:20:FF:FF:FF |
| Notations | D4:AD:20:00:00:00D4-AD-20-00-00-00d4ad.2000.0000D4AD20000000 |
Frequently asked questions
Which vendor does MAC address D4:AD:20 belong to?
MAC addresses starting with D4:AD:20 are assigned to Jinan USR IOT Technology Limited according to the IEEE registry (prefix length 24 bits).
How many addresses does block D4:AD:20 contain?
The block contains 16,777,216 addresses from D4:AD:20:00:00:00 to D4:AD:20:FF:FF:FF.
Is D4:AD:20 a unicast or multicast address?
The least significant bit of the first byte is 0 – it is a unicast address. The U/L bit is 0, so the address is globally unique (universally administered).
How do I find the MAC address of my device?
On Linux use ip link, on Windows getmac /v or ipconfig /all, on macOS ifconfig. Note: phones and recent operating systems often use random, locally administered addresses on Wi-Fi.
Which other MAC prefixes does Jinan USR IOT Technology Limited have?
Jinan USR IOT Technology Limited holds 4 registered prefixes in total – the full list is on the vendor page.